Question

please answer this question fast​

Answer 1

Step-by-step explanation:

10 - 5y = 3y + 21

8y = -11

$y = \frac{ - 11}{8}$

Answer 2

Answer:

y=3/8

Step-by-step explanation:

(2-y)/(y+7)=3/5

2-y=(3/5)×(y+7)

2-y=(3y+7)/5

5(2-y)=3y+7

10-5y=3y+7

10-7=3y+5y

3=8y

3/8=y

so, y= 3/8

hope it will be helpful